java checkbox 多选_checkbox多选[总结]
1.
2.
value="">
js代码:
var tag = false;
function doDelete()
{
if(deletecheck())
{
var theForm=document.projectSetForm;
theForm.action = "projectSet.do?do=delete&lotId=";
theForm.submit();
}
}
function deletecheck()
{
var theForm = document.projectSetForm;
var checked = false;
if(typeof(theForm.checkboxDelete.length)=="undefined"){
if(theForm.checkboxDelete.checked == true){
checked = true;
}
}else{
var len = theForm.checkboxDelete.length;
for (var i=0;i
if(theForm.checkboxDelete[i].checked == true){
checked = true;
break;
}
}
}
if(!checked){
alert("请至少选择一条要删除的记录！")
return(false);
}
if(confirm("确定要删除吗？")){
return(true);
}
return(false);
}
function allcheck(){
var theForm = document.projectSetForm;
var len = theForm.checkboxDelete.length;
var i = 0
if (tag == false)
for (i=0;i
theForm.checkboxDelete[i].checked = true;
tag = true;
}
else{
for ( i=0;i
theForm.checkboxDelete[i].checked = false;
tag = false;
}
}
}